Abstract The Helen M. Duncan collection consists of an audiocassette tape, a CD duplicate of the audiocassette, and transcript of an oral history interview conducted between Duncan and Uchenna Okafor during the fall of 1989. Duncan began her career as an educator in a country school in Redwood County, then was a tutor in southern Iowa, and eventually became a faculty member in the Sociology Department at Mankato State Teachers College in 1954. In the interview, Duncan discussed the areas of change...